"I want to thank Mary for her loyal and dedicated service to the city," said Kos. "She has been a tremendous asset to my administration and she will be missed dearly."

Moge will continue serving on the Council on Aging, he said.

Beaulieu, who began work on Monday, has been involved in the city in multiple ways over a long period of time, Kos said.

He has served as a member of the License Commission, youth director for the Knights of Columbus Council 4044, president of the Chicopee Comprehensive Friends of Football Booster Club, a member of the Pioneer Valley USO and Westover Galaxy Council and a member of the Knights of Columbus Council 4044 and the Bishop Joseph F. McGuire Assembly 4th Degree.

"I want to thank Mayor Kos for this tremendous opportunity to serve the city in a new and exciting way," Beaulieu said. "I look forward to getting to work as we continue to make the city better."